变阻电压调整器
rheostatic voltage regulator
低压差电压调整器
Low-dropout voltage regulator
电压调整电位器
voltage adjusting potentiometer
电子电压调整器
electronic voltage regulator
电子式自动电压调整器
electronic type automatic voltage regulator
调节器电压调整控制装置
regulator voltage adjustment control
分级电压调整器
contact voltage regulator
负载比[电压]调压器
load-ratio control transformer
负载电压调整器
load ratio voltage regulator
感应电压调整器
induction voltage regulator